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Extension > Garden > Diagnose a problem > What insect is this? > Insects found indoors > Insect Relatives - 3/4 inch long and longer > Dark fishing spider

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Dark fishing spider

Dolomedes tenebrosus

Dark fishing spider

Jeff Hahn, University of Minnesota


Description: 1 1/4 inches long; including the legs up to 3 1/2 inches long. Varying shades of brown. Markings on the abdomen are variable but three chevron markings are usually visible. Legs are banded.

Where/When: Associated with water, such as ponds. However, can also be found a distance away from water and can accidentally enter homes. Present during spring and summer.

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